Sansui AU 707 (1973-1975)
Specifications
| Feature | Specification |
| Year of Production | 1973-1975 |
| Power Specifications | 60W per channel (8Ω, 20Hz-20kHz, 0.1% THD) |
| Impedance | 4-16Ω |
| Sensitivity | 150mV (phono), 1V (aux) |
| Key Features | Dual power supply, DC amplifier design, phono equalizer with low-noise FETs, tone defeat switch, loudness control, pre-out/main-in jacks, Sansui's honeycomb heatsink design |
Historical Significance
Mid-range model in Sansui's highly regarded AU-series from the 1970s golden age, representing excellent engineering and build quality at a more accessible price point than flagship models
Sound Signature
Clean, detailed, and neutral with excellent bass control, smooth midrange, and extended highs. Known for its transparency and accuracy rather than coloration
Maintenance and Restoration Tips
Aging electrolytic capacitors, dirty controls and switches, DC offset adjustment may be needed, occasional relay issues, bulb replacement for dial lights
Collectibility and Market Value
- Market Value: $400-$800 depending on condition and restoration status
- Collectibility Rating: 7/10
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Related Models
- Sansui PM C100 (Unknown)
- Sansui 6060 (1975-1977)
- Sansui 551 (1973-1975)
- Sansui AU 555 (1968-1971)
- Sansui CA 3000 (1974-1977)
- Akai AM-2850 (1975)
- Akai AP-206 (1975)
- Nakamichi BX-1 (1985)
- Acoustic Research research-ar-17 (1978)
- Acoustic Research AR-19 (1994)